13313453 has 2 divisors, whose sum is σ = 13313454. Its totient is φ = 13313452.

The previous prime is 13313429. The next prime is 13313459. The reversal of 13313453 is 35431331.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11682724 + 1630729 = 3418^2 + 1277^2 .

It is a cyclic number.

It is not a de Polignac number, because 13313453 - 2¹² = 13309357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13313459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6656726 + 6656727.

It is an arithmetic number, because the mean of its divisors is an integer number (6656727).

Almost surely, 2^13313453 is an apocalyptic number.

It is an amenable number.

13313453 is a deficient number, since it is larger than the sum of its proper divisors (1).

13313453 is an equidigital number, since it uses as much as digits as its factorization.

13313453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1620, while the sum is 23.

The square root of 13313453 is about 3648.7604744625. The cubic root of 13313453 is about 237.0083079690.

Adding to 13313453 its reverse (35431331), we get a palindrome (48744784).

The spelling of 13313453 in words is "thirteen million, three hundred thirteen thousand, four hundred fifty-three".